TM
1N3305B THRU 1N3350B
Central
50W ZENER DIODE
6.8 VOLTS THRU 200 VOLTS
5% TOLERANCE
Semiconductor Corp.
145 Adams Avenue, Hauppauge, NY 11788 USA
Tel: (631) 435-1110 • Fax: (631) 435-1824
Manufacturers of World Class Discrete Semiconductors
www.centralsemi.com
DO-5 CASE
DESCRIPTION:
The CENTRAL SEMICONDUCTOR 1N3305B Series types are Silicon Zener Diodes, manufactured in a hermetically
sealed metal case, designed for high reliability industrial applications. Also available in reverse polarity connection
(replace “B” suffix with “RB” suffix in part number - ex: 1N3305RB).
ABSOLUTE MAXIMUM RATINGS:
SYMBOL
UNITS
Power Dissipation (@T =75°C)
C
P
50
W
D
Operating and Storage Temperature
T ,T
stg
-65 to +175
°C
J
ELECTRICAL CHARACTERISTICS: (T =30°C), V =1.5V MAX @ I =10A FOR ALL TYPES.
C
F
F
Maximum
Zener
Maximum
Reverse
Current
Maximum
DC Zener
Current
Typical
Zener
Test
Zener Voltage
Temperature
Coefficient
Voltage
Type No.
Current
Impedance
V
@ I
@ T =75°C
C
Z
ZT
I
Z
@I
Ω
Z
@ I
I
@
V
Volts
4.5
I
MIN
Volts
NOM
Volts
6.8
7.5
8.2
9.1
10
11
12
13
14
15
16
17
18
19
20
22
24
25
27
30
33
36
39
43
45
MAX
Volts
ZT
ZT ZT
ZK
Ω
ZK
mA
5.0
R
R
ZM
mA
1850
1700
1500
1370
1200
1100
1000
960
890
830
780
740
700
660
630
570
520
500
460
420
380
350
320
290
280
270
µA
mA
%/°C
.040
.045
.048
.051
.055
.060
.065
.065
.070
.070
.070
.075
.075
.075
.075
.080
.080
.080
.085
.085
.085
.085
.090
.090
.090
.090
1N3305B
1N3306B
1N3307B
1N3308B
1N3309B
1N3310B
1N3311B
1N3312B
1N3313B
1N3314B
1N3315B
1N3316B
1N3317B
1N3318B
1N3319B
1N3320B
1N3321B
1N3322B
1N3323B
1N3324B
1N3325B
1N3326B
1N3327B
1N3328B
1N3329B
1N3330B
6.460
7.125
7.790
8.645
9.500
10.45
11.40
12.35
13.30
14.25
15.20
16.15
17.10
18.05
19.00
20.90
22.80
23.75
25.65
28.50
31.35
34.20
37.05
40.85
42.75
44.65
7.140
7.875
8.610
9.555
10.50
11.55
12.60
13.65
14.70
15.75
16.80
17.85
18.90
19.95
21.00
23.10
25.20
26.25
28.35
31.50
34.65
37.80
40.95
45.15
47.25
49.35
0.2
0.3
0.4
0.5
0.6
0.8
1.0
1.1
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.5
2.6
2.7
2.8
3.0
3.2
3.5
4.0
4.5
4.5
5.0
70
150
75
6600
5900
5200
4800
4300
3900
3600
3300
3000
2800
2650
2500
2300
2200
2100
1900
1750
1550
1500
1400
1300
1150
1050
975
70
70
70
80
80
80
80
80
80
80
80
80
80
80
80
80
90
90
90
90
90
90
90
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
50
5.4
25
6.1
10
6.7
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
8.4
9.1
9.9
10.6
11.4
12.2
13.0
13.7
14.4
15.2
16.7
18.2
19.0
20.6
22.8
25.1
27.4
29.7
32.7
34.2
35.8
100
100
930
880
47
R0 ( 04-January 2002)